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A coordination compound CrCI(3).4H(2)O p...

A coordination compound `CrCI_(3).4H_(2)O` precipitates `AgCI` when treated with `AgNO_(3)` The molar conductance of its solution corresponds to a total of two ions Write the structural formula of the compound and name it .

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Precipitation of one mole of AgCl shows that it has one ionizable Cl (outside the coordination sphere). Molar conductivity shows that one mole of the complex produces 2 moles of ions. Hence, the formula is (keeping in mind that coordination number of Cr is 6).
`[Cr(H_(2)O)_(4)Cl_(2)]^(+)Cl^(-)`
Name : tetraaquadichloridochromium (III) chloride.
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